CLAUDIA LINH LOPEZ MD
NPI 1891298675
Obstetrics & Gynecology - Maternal & Fetal Medicine in Santa Rosa, CA
About Claudia Linh Lopez Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CLAUDIA LINH LOPEZ MD (NPI 1891298675) is an individual maternal & fetal medicine provider in Santa Rosa, California, licensed in California (A164335) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Claudia Linh Lopez Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Claudia Lopez reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Davis, CA 95616
- Reassigned Medicare billing, California enrollment
- 2,570 clinicians in this Medicare group
Davis, CA 95616
- Reassigned Medicare billing, California enrollment
- 918 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95403 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SANTA ROSA, CA 95403
SANTA ROSA, CA 95403
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Claudia Lopez's NPI number?
The NPI number for Claudia Lopez is 1891298675. It was assigned to this individual provider in the NPPES registry on March 17, 2018.
Where is Claudia Lopez located?
Claudia Lopez practices at 401 Bicentennial Way, Santa Rosa, CA 95403. The listed phone number is (707) 393-4000.
What is Claudia Lopez's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.
Is Claudia Lopez enrolled in Medicare?
Yes. Claudia Lopez is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Claudia Lopez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Claudia Lopez reassigns Medicare benefits to 3 organizations: Permanente Medical Group Inc (Vallejo, CA), Regents Of The Univ Of Ca (Davis, CA) and Regents Of The University Of California (Davis, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Claudia Lopez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Claudia Lopez was last updated on September 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Claudia Linh Lopez, MD · NPI 1891298675
Maternal & Fetal Medicine physician in Santa Rosa, California. Individual provider, active in the CMS NPPES registry since March 17, 2018.
## Identity
- **NPI:** 1891298675 (Entity type: Individual)
- **Enumerated:** March 17, 2018
- **Primary specialty:** Obstetrics & Gynecology - Maternal & Fetal Medicine · taxonomy 207VM0101X
- **State license:** A164335 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 401 BICENTENNIAL WAY, Santa Rosa, CA 95403-2149
- **Phone:** (707) 393-4000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Permanente Medical Group Inc (NPI 1336222397, Vallejo, CA); Regents Of The Univ Of Ca (NPI 1053304071, Davis, CA); Regents Of The University Of California (NPI 1912987553, Davis, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 15, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1891298675) · Data from the CMS NPPES public registry.